Founded in 2005, Zhejiang McKin Spring Material Co., Ltd. is a leading manufacturer of oil-quenched spring steel wires for automotive and machinery applications. Located in Qingtian County, Zhejiang Province, McKin benefits from excellent transportation links near Wenzhou and Yiwu. With advanced production lines, strong technical capabilities, and an annual output exceeding 60,000 tons, we supply high-quality spring materials that meet Chinese, American, and German standards. Certified by ISO9001 and ISO/TS16949, and supported by an integrated ERP management system, McKin is committed to innovation, quality, and reliability. We strive to grow together with our global partners through sincere cooperation and outstanding service.